CN1865732A - Mechanical stepless automatic transmission - Google Patents
Mechanical stepless automatic transmission Download PDFInfo
- Publication number
- CN1865732A CN1865732A CNA2006100126950A CN200610012695A CN1865732A CN 1865732 A CN1865732 A CN 1865732A CN A2006100126950 A CNA2006100126950 A CN A2006100126950A CN 200610012695 A CN200610012695 A CN 200610012695A CN 1865732 A CN1865732 A CN 1865732A
- Authority
- CN
- China
- Prior art keywords
- tricks
- box
- gear
- planetary mechanism
- differential
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Images
Landscapes
- Structure Of Transmissions (AREA)
Abstract
The invention discloses a mechanical stepless automatic speed changer, which is formed by planet device, speed-differential device and a frame. Wherein, it is characterized in that: the planet device and the speed-differential device both have two freedoms; the sun wheel of planet device is connected to the power output wheel of engine; the planet support is connected to the one semi-axle gear wheel of differential device; the cross axle of differential device is connected to the output axle; two semi-axle gear wheels of another differential device are connected to the tooth ring of planet device and another idle semi-axle gear wheel of the front differential device; the cross axle of differential device is connected to the frame. The invention has simple structure and standard equiaxed hyperbola power output character.
Description
One, technical field:
The present invention relates to a kind of speed changer, particularly a kind of mechanical stepless automatic transmission.
Two, background technique:
At present, I applied for the patent of invention of publication number CN1039741C in 1994, because its planetary mechanism can't provide reaction force, and caused speed changer internal gear transmission circulation, can not outputting power.This is the deficiencies in the prior art.
Three, summary of the invention:
The formula CVT (continuously variable transmission) that the objective of the invention is to design a mechanism, this speed changer is the Purely mechanical transmission, transmission efficiency is high and stablize, and is simple and reasonable for structure, has standard equilateral hyperbola power producing characteristics, in order to overcome the deficiencies in the prior art.
Purpose of the present invention can realize by following embodiment: this speed changer is made up of the device and the housing of planetary mechanism, box of tricks, conversion sense of rotation, it is characterized in that planetary mechanism sun gear, planet carrier and three revolving parts of ring gear one of them as input shaft, two differential gears, cross axles of box of tricks be three revolving parts of differential casing one of them as output shaft, respectively select one to be connected these two mechanisms two revolving parts in addition separately, connect the device of conversion sense of rotation between all the other two revolving parts.
Planetary mechanism sun gear of the present invention connects input shaft, the differential gear of box of tricks A is connected with the planet carrier of planetary mechanism, its cross axle connects output shaft, two differential gears of box of tricks B are connected with the ring gear of planetary mechanism and another differential gear of box of tricks A respectively, and its cross axle is connected with housing.
Planetary mechanism of the present invention can change and is made as box of tricks, and box of tricks also can change and is made as planetary mechanism.
The present invention removes box of tricks B, planetary mechanism changed be made as box of tricks H, one of them differential gear is as input shaft, and make box of tricks H and box of tricks A take two axial lines to arrange, allow in another differential gear of the differential gear of box of tricks A and box of tricks H or the same plane of cross axle by gear transmission, the Direct Transform sense of rotation, another differential gear of box of tricks A keeps cross axle or the rotation of another differential gear equidirectional with box of tricks H by axle and gear transmission.
Planetary mechanism ring gear of the present invention directly is connected with the differential gear of box of tricks A, two differential gears of box of tricks B are connected with the planet carrier of planetary mechanism and another differential gear of box of tricks A respectively, its cross axle is fixedlyed connected with housing, and it is opposite with input shaft that transmission output shaft is that the housing of box of tricks A turns to.
The present invention removes box of tricks B, other establishes an axle Z, the end of axle Z and planetary mechanism ring gear are by gear transmission, and the other end makes this differential gear and the rotation of planetary mechanism ring gear opposite direction with the differential gear transmission of two pairs of gear width of cloth and box of tricks A thereby reach.
Planetary mechanism planet carrier of the present invention or ring gear are by the supporting of the cross axle of the box of tricks A that directly links to each other with automobile, ring gear or planet carrier are produced with the necessary reaction force of proper functioning separately, the cross axle of box of tricks A is subjected to the effect of power as fulcrum, and fulcrum moves external outputting power.
Planetary mechanism of the present invention, box of tricks all have two degrees of freedom, and summarizing has three advantages in fact:
1, has only a mechanical mechanism, simple in structure can popularization and application in the stepless automatic transmission transmission of any motor vehicle and non power driven vehicle, under the situation that accelerator pedal is fixed, automatic increase according to automobile running resistance, reduce the speed of a motor vehicle, increase the tractive force of wheel, according to reducing of automobile running resistance, the rising speed of a motor vehicle, reduce the tractive force of wheel, speed change adjustment constantly can guarantee that the speed changer output power is constantly equal to the fixedly product of output power and speed changer transmission efficiency of motor, thereby make automobile obtain best power character and fuel economy, environmental protection.Can cancel the operation of plus-minus retaining, it is smooth-going to travel, and it is more laborsaving to drive, and takes advantage of seat more comfortable.
2, pure mechanical transmission has various variator drive ratio, the transmission efficiency height.
3, under the constant situation of input shaft, output shaft can be with greater than any rotating speed rotation of zero.
Four, description of drawings:
Fig. 1 is a structural representation of the present invention.
Fig. 2 is the structural representation that conversion turns to planet carrier.
Fig. 3 is the structural representation that utilizes axle, gear change ring gear to turn to.
Fig. 4 is the structural representation that comes the conversion differential gear to turn to by two gear engagement.
Fig. 5 is the structural representation that comes the conversion cross axle to turn to by two gear engagement.
Fig. 6 is the particular case structural representation.
Fig. 7 is a particular case structure stepless automatic transmission performance plot.
Fig. 8-Figure 13 all is particular case concrete structure schematic representation.
The characteristic equation of Fig. 8 is n
1+ 5n
5=2n
5, Fig. 9 characteristic equation be n
1+ 5n
2=-2n
5, Figure 10 characteristic equation be n
1+ 2n
2=n
5, Figure 11 characteristic equation be n
1+ 2n
2=-n
5, Figure 12 characteristic equation be 4n
1-n
2=n
5, Figure 13 characteristic equation be 2n
1+ n
2=-n
5
Five, embodiment:
Shown in Fig. 1-13, the present invention is made up of the device and the housing of planetary mechanism, box of tricks, conversion sense of rotation, it is characterized in that planetary mechanism sun gear 1, planet carrier 3 and 2 three revolving parts of ring gear one of them as input shaft, two differential gears, cross axles of box of tricks be three revolving parts of differential casing one of them as output shaft, respectively select one to be connected these two mechanisms two revolving parts in addition separately, connect the device of conversion sense of rotation between all the other two revolving parts.
Planetary mechanism sun gear 1 of the present invention connects input shaft, the differential gear of box of tricks A is connected with the planet carrier 3 of planetary mechanism, its cross axle connects output shaft 5, two differential gears of box of tricks B are connected with the ring gear 2 of planetary mechanism and another differential gear of box of tricks A respectively, and its cross axle is connected with housing.
Planetary mechanism of the present invention can change and is made as box of tricks, and box of tricks also can change and is made as planetary mechanism.
The present invention removes box of tricks B, planetary mechanism changed be made as box of tricks H, one of them differential gear is as input shaft, and make box of tricks H and box of tricks A take two axial lines to arrange, allow in another differential gear of the differential gear of box of tricks A and box of tricks H or the same plane of cross axle by gear transmission, the Direct Transform sense of rotation, another differential gear of box of tricks A keeps cross axle or the rotation of another differential gear equidirectional with box of tricks H by axle and gear transmission.
Planetary mechanism ring gear 2 of the present invention directly is connected with the differential gear of box of tricks A, two differential gears of box of tricks B are connected with the planet carrier 3 of planetary mechanism and another differential gear of box of tricks A respectively, its cross axle is fixedlyed connected with housing, and it is opposite with input shaft 1 that transmission output shaft is that the housing 5 of box of tricks A turns to.
The present invention removes box of tricks B, other establishes an axle Z, the end of axle Z and planetary mechanism ring gear 2 are by gear transmission, and the other end makes this differential gear and the rotation of planetary mechanism ring gear 2 opposite directions with the differential gear transmission of two pairs of gear width of cloth and box of tricks A thereby reach.
Planetary mechanism planet carrier 3 of the present invention or ring gear 2 are by the supporting of the cross axle of the box of tricks A that directly links to each other with automobile, ring gear 2 or planet carrier 3 produced with the necessary reaction force of proper functioning separately, the cross axle of box of tricks A is subjected to the effect of power as fulcrum, and fulcrum moves external outputting power.
One particular embodiment of the present invention as shown in Figure 6, it is made of three boxs of tricks, according to box of tricks rotary speed property n
1+ n
2=2n
3, can draw the characteristic equation of this speed changer:
n
1-n
2=4n
5, its coordinate diagram as shown in Figure 7.
N wherein
1, n
2, n
3, n
4, n
5The rotating speed of presentation graphs 6 each gear is established engine speed n respectively
1=3000 rev/mins, work as n
3=0 o'clock, n
2=-n
1=-3000 rev/mins, gear 4 becomes 3000 rev/mins again, n
5=3000/2=1500 rev/min, velocity ratio is 2, at this moment, if gearbox output torque greater than the automobile resisting moment, automobile quickens, gear 5 quickens, the counter-clockwise rotating speed of the rotating speed of gear 4 and gear 2 increases, cross axle 3 is counterclockwise rotation but because n also
2The every increase by 2 of inhour is changeed, and cross axle 3 just counterclockwise rotation 1 changes, so the back tachometer value that increases of the anti-tachometer value of the positive tachometer value of gear 4 and gear 3 and gear 5 still meets the box of tricks rotary speed property.
If this moment, 2 times Engine torque was less than the resisting moment of automobile, vehicle deceleration, gear 5 reductions of speed, the counter-clockwise rotating speed of the rotating speed of gear 4 and gear 2 all reduces, and when gear 4 and gear 2 rotating speeds were 0, cross axle 3 rotating speeds equaled n
1/ 2=3000/2=1500 rev/min, gear 5 rotating speeds equal 1/2 of cross axle 3 rotating speeds again, just equal 750 rev/mins, and velocity ratio is 4.
If when 4 times Engine torque still was reflected in resisting moment on the output shaft 5 less than the automobile total motion resistance, automobile driving speed reduced, gear 5 reductions of speed, gear 4 is forced to counterclockwise rotation, and gear 2 rotating speeds increase, and establish n
2=2996 rev/mins, n
3=(n
1+ n
2)/2=(3000+2996)/2=2998 rev/min, n
4=-n
2=-2996 rev/mins, n
5=(n
3+ n
4)/2=(2998-2996)/2=1 rev/min, velocity ratio is 3000.
Claims (7)
1, a kind of mechanical stepless automatic transmission, device and housing by planetary mechanism, box of tricks, conversion sense of rotation are formed, it is characterized in that planetary mechanism sun gear (1), planet carrier (3) and (2) three revolving parts of ring gear one of them as input shaft, two differential gears, cross axles of box of tricks be three revolving parts of differential casing one of them as output shaft, respectively select one to be connected these two mechanisms two revolving parts in addition separately, connect the device of conversion sense of rotation between all the other two revolving parts.
2, speed changer according to claim 1, it is characterized in that planetary mechanism sun gear (1) connects input shaft, a differential gear of box of tricks (A) is connected with the planet carrier (3) of planetary mechanism, its cross axle connects output shaft (5), two differential gears of box of tricks (B) are connected with the ring gear (2) of planetary mechanism and another differential gear of box of tricks (A) respectively, and its cross axle is connected with housing.
3, speed changer according to claim 1 is characterized in that planetary mechanism can change to be made as box of tricks, and box of tricks also can change and is made as planetary mechanism.
4, according to claim 1,3 described speed changers, it is characterized in that removing box of tricks (B), planetary mechanism changed be made as box of tricks (H), one of them differential gear is as input shaft, and make box of tricks (H) and box of tricks A take two axial lines to arrange, allow in another differential gear of differential gear of box of tricks (A) and box of tricks (H) or the same plane of cross axle by gear transmission, the Direct Transform sense of rotation, another differential gear of box of tricks (A) keeps cross axle or the rotation of another differential gear equidirectional with box of tricks (H) by axle and gear transmission.
5, speed changer according to claim 2, it is characterized in that planetary mechanism ring gear (2) directly is connected with a differential gear of box of tricks (A), two differential gears of box of tricks (B) are connected with the planet carrier (3) of planetary mechanism and another differential gear of box of tricks (A) respectively, its cross axle is fixedlyed connected with housing, and it is opposite with input shaft (1) that transmission output shaft is that the housing (5) of box of tricks (A) turns to.
6, speed changer according to claim 2, it is characterized in that removing box of tricks (B), other establishes an axle (Z), one end of axle (Z) and planetary mechanism ring gear (2) are by gear transmission, the other end makes this differential gear and the rotation of planetary mechanism ring gear (2) opposite direction with a differential gear transmission of two pairs of gear width of cloth and box of tricks (A) thereby reach.
7, speed changer according to claim 1, it is characterized in that the supporting of planetary mechanism planet carrier (3) or ring gear (2) by the cross axle of the box of tricks (A) that directly links to each other with automobile, ring gear (2) or planet carrier (3) are produced with the necessary reaction force of proper functioning separately, the cross axle of box of tricks (A) is subjected to the effect of power as fulcrum, and fulcrum moves external outputting power.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2006100126950A CN1865732A (en) | 2006-05-13 | 2006-05-13 | Mechanical stepless automatic transmission |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2006100126950A CN1865732A (en) | 2006-05-13 | 2006-05-13 | Mechanical stepless automatic transmission |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1865732A true CN1865732A (en) | 2006-11-22 |
Family
ID=37424840
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA2006100126950A Pending CN1865732A (en) | 2006-05-13 | 2006-05-13 | Mechanical stepless automatic transmission |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1865732A (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102345719A (en) * | 2011-10-24 | 2012-02-08 | 黄炜 | Full-gear mechanical differential lock |
| CN103195914A (en) * | 2012-01-06 | 2013-07-10 | 王金 | Long-stroke mechanical reversing speed reducer |
| CN103511567A (en) * | 2013-10-22 | 2014-01-15 | 徐攀 | Double planetary gear train type stepless automatic speed change mechanism |
| CN104896052A (en) * | 2015-05-13 | 2015-09-09 | 上海宇航系统工程研究所 | Columnar three-shaft differential device |
| CN106763618A (en) * | 2016-08-18 | 2017-05-31 | 北京驹创鼎盛科技发展有限公司 | Power transmission |
| CN108386496A (en) * | 2017-08-08 | 2018-08-10 | 邓进桃 | Mechanical gear formula stepless automatic transmission |
| CN112032275A (en) * | 2019-06-03 | 2020-12-04 | 哈尔滨工业大学 | Mechanical four-axis differential device |
-
2006
- 2006-05-13 CN CNA2006100126950A patent/CN1865732A/en active Pending
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102345719B (en) * | 2011-10-24 | 2014-06-11 | 黄炜 | Full-gear mechanical differential lock |
| CN102345719A (en) * | 2011-10-24 | 2012-02-08 | 黄炜 | Full-gear mechanical differential lock |
| CN103195914A (en) * | 2012-01-06 | 2013-07-10 | 王金 | Long-stroke mechanical reversing speed reducer |
| CN103511567A (en) * | 2013-10-22 | 2014-01-15 | 徐攀 | Double planetary gear train type stepless automatic speed change mechanism |
| CN103511567B (en) * | 2013-10-22 | 2016-06-08 | 徐攀 | Dual planetary gear system formula stepless auto gear |
| CN104896052B (en) * | 2015-05-13 | 2017-07-14 | 上海宇航系统工程研究所 | A kind of axle differential gear of pillar three |
| CN104896052A (en) * | 2015-05-13 | 2015-09-09 | 上海宇航系统工程研究所 | Columnar three-shaft differential device |
| CN106763618A (en) * | 2016-08-18 | 2017-05-31 | 北京驹创鼎盛科技发展有限公司 | Power transmission |
| WO2018033101A1 (en) * | 2016-08-18 | 2018-02-22 | 北京驹创鼎盛科技发展有限公司 | Power transmission device |
| CN106763618B (en) * | 2016-08-18 | 2018-12-14 | 北京驹创鼎盛科技发展有限公司 | Power transmission device |
| CN108386496A (en) * | 2017-08-08 | 2018-08-10 | 邓进桃 | Mechanical gear formula stepless automatic transmission |
| CN108386496B (en) * | 2017-08-08 | 2021-07-23 | 邓进桃 | Mechanical gear type stepless automatic speed variator |
| CN112032275A (en) * | 2019-06-03 | 2020-12-04 | 哈尔滨工业大学 | Mechanical four-axis differential device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN1865732A (en) | Mechanical stepless automatic transmission | |
| CN1888483A (en) | Power driving device for mixed power vehicle | |
| CN1915701A (en) | Power system of hybrid vehicles | |
| CN111452608B (en) | Hybrid power transmission and electric driving device based on compound planetary gear train | |
| CN206926509U (en) | A kind of more gear electric drive transmission devices | |
| CN109318704B (en) | Electric drive transmission device | |
| CN1791756A (en) | Automatic transmission | |
| CN113173064A (en) | Novel power device for driving double-motor multi-mode electric automobile and automobile | |
| CN1039741C (en) | Automatic mechanical stepless speed and torque variator | |
| CN203254956U (en) | Continuously variable electronic hybrid power system | |
| CN202827142U (en) | Double-rotor motor and electronic continuously variable transmission (CVT) device used for electric automobile | |
| CN215826461U (en) | Double-motor external electric drive bridge structure | |
| CN1668862A (en) | Nonstep variable speed device | |
| CN2695722Y (en) | Deformed planetary fear six-stage hydraulic automatic transmission | |
| CN201170297Y (en) | Automobile intelligent infinitely variable speed transmission device | |
| CN1873255A (en) | Stepless automatic gear shifting in gear drive | |
| CN108278337B (en) | Infinitely continuously shifting speed variator with double-step planet wheel | |
| CN2719485Y (en) | Machine tool speed transmission | |
| CN201293082Y (en) | Variable speed transmission mechanism | |
| CN1940345A (en) | Gear transmission, chassis of automobile and mixed power-driven automobile | |
| CN2846895Y (en) | Stepless speed changer for four wheel vehicles | |
| CN2619093Y (en) | Mechanical function driver | |
| CN220281113U (en) | Multi-gear power splitting hybrid driving system | |
| CN2242367Y (en) | Gearing device with less teeth difference | |
| CN220220401U (en) | Multi-gear speed change system, electric drive assembly and vehicle chassis |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C12 | Rejection of a patent application after its publication | ||
| RJ01 | Rejection of invention patent application after publication |